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Polemonium caeruleum 'Blue Pearl'
Polemonium caeruleum 'Blue Pearl'
Polemonium caeruleum 'Blue Pearl'
Polemonium caeruleum 'Blue Pearl'
Polemonium caeruleum 'Blue Pearl'

Polemonium caeruleum 'Blue Pearl'

  • Product number: 600440
  • Origin: Europe
  • Latin: Polemonium caeruleum

Hardy border plant with tiered leaves, crowned with soft blue flower clusters that have a gentle fragrance. Some playful color variations are possible: shades of blue and white. The plants grow easily in sun and partial shade and bloom at a height of 35-50 cm.

Names:
Latin: Polemonium caeruleum
Dutch: Jakobsladder
English: Jacob's Ladder

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Packaging

Sowing method: May-July, cover with a thin layer of soil. Optimal germination temperature 20°C. Cover the sown seeds with a (fleece) cloth to prevent drying out. Move to a cooler place after emergence. Some will germinate quickly; there is a long germination period for latecomers.

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Sowing/planting time:

  • May
  • June
  • July

Harvesting time:

  • Not applicable / Unknown

Soil type:

  • All soil types

Cultivation location:

  • Outdoors warm / sheltered

Position:

  • Sun
  • Partial shade
  • Flower colour: Soft blue flower clusters
  • Origin: Europe
  • Average growth height: 30 to 60 cm
  • Annual or perennial: Perennial
  • Attractive to insects: Bees
  • Winter hardy: Forst hardy
  • Ease of cultivation: Easy
  • Latin: Polemonium caeruleum
  • Dutch: Jacob's Ladder
  • Also known as: Not applicable / Not known
  • English: Jacob's Ladder
  • All year round

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